SUBSEQUENT EVENTS (Details) (USD $) In Millions, except Share data, unless otherwise specified	1 Months Ended		1 Months Ended					1 Months Ended
	Jan. 31, 2013 LP Units Secondary public offering	Jan. 31, 2013 LP Units Underwriter option	Oct. 31, 2013 Subsequent events Hess Terminals Acquisition item MMBbls	Oct. 31, 2013 Subsequent events Hess Terminals Acquisition U.S. East Coast item MMBbls	Oct. 31, 2013 Subsequent events Hess Terminals Acquisition New York Harbor MMBbls	Oct. 31, 2013 Subsequent events Hess Terminals Acquisition St. Lucia in the Caribbean MMBbls	Nov. 02, 2013 Subsequent events LP Units	Oct. 31, 2013 Subsequent events LP Units Secondary public offering	Oct. 31, 2013 Subsequent events LP Units Underwriter option
Subsequent event
Number of liquid petroleum product terminals acquire			20	19
Total storage capacity of refined petroleum product terminals			39	29	15	10
Consideration transferred			$ 850.0
Public offering, LP units issued	6,000,000	900,000					8,600,000	7,500,000	1,100,000
Amount per share or per unit of equity securities issued by non-development stage entity	$ 52.54							$ 62.61
Total gross proceeds from public offering	362.5							540.0
Underwriting fees and estimated offering expenses	$ 13.3							$ 18.9